Definition of seismograph
English to English noun - a measuring instrument for detecting and measuring the intensity and direction and duration of movements of the ground (as an earthquake)
source: WordNet 3.0 - An apparatus for registering the shocks and undulatory motions of earthquakes.
source: Webster 1913
Visual Synonyms 
Nearby Word
seismograph, seismography, sismograph, semeiography, scenograph, scenography, sonograph, sonography, syngraph, swimming crab, sennacherib, syncarp, sine curve, sans serif, sumuskribé
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